+++ /dev/null
-#+TITLE: Headphone hub
-#+AUTHOR: Svjatoslav Agejenko
-#+LANGUAGE: en
-
-* (document settings) :noexport:
-** use dark style for TWBS-HTML exporter
-#+HTML_HEAD: <link href="https://bootswatch.com/3/darkly/bootstrap.min.css" rel="stylesheet">
-#+HTML_HEAD: <script src="https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.min.js"></script>
-#+HTML_HEAD: <script src="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/3.3.5/js/bootstrap.min.js"></script>
-#+HTML_HEAD: <style type="text/css">
-#+HTML_HEAD: footer {background-color: #111 !important;}
-#+HTML_HEAD: pre {background-color: #111; color: #ccc;}
-#+HTML_HEAD: </style>
-
-* General
-+ DISCLAIMER: I DO ELECTRONICS AND 3D DESIGN SOLELY AS A HOBBY. THERE
- COULD BE ERRORS THAT CAN RESULT IN ALL KINDS OF DAMAGE. USE THESE
- DESIGNS AT YOUR OWN RISK.
-
-+ This design is released under Creative Commons Zero (CC0) license.
-
-+ Author:
- - Svjatoslav Agejenko
- - Homepage: https://svjatoslav.eu
- - Email: [[mailto://svjatoslav@svjatoslav.eu][svjatoslav@svjatoslav.eu]]
-
-+ See also:
- - [[../../index.html][Other physical projects in this repository]]
- - [[https://www.svjatoslav.eu/projects/][Other projects hosted at svjatoslav.eu]]
-
-* Project description
-Simple hub that allows connecting up to 4 devices via headphone
-jack. For example single laptop or mp3 player can power up to 3
-headphones.
-
-[[file:make.png]]
-
-Schematic diagram:
-[[file:schematic.png]]
-
-Warning: All devices are connected in parallel. Make sure that audio
-producing device can handle combined load. See:
-https://en.wikipedia.org/wiki/Series_and_parallel_circuits#Resistance_units_2
-
-[[file:make,%202.png]]
-
-Device consists of body and cover that are held together by single
-screw at the center:
-
-[[file:cover,%202.png]]
-
-* Download
-
-- [[file:hub.FCStd][FreeCAD project]]
-
-
-Body [[file:body.stl][STL file]]
-[[file:body.png]]
-
-
-
------
-Cover [[file:cover.stl][STL file]]
-
-[[file:cover.png]]